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General

Connect Yokogawa

Reference guide for Yokogawa FA-M3 series PLC communication.

Proxus supports Yokogawa FA-M3 series controllers using the Personal Computer Link protocol over TCP.

Supported Protocols

Protocol TypeSeriesConnectionPort
YokogawaLinkTcpFA-M3 / FA-M3VEthernet12289

Connection Parameters

ParameterTypeRequiredDefaultDescription
HoststringYes-PLC IP Address
PortintNo12289Standard Port
CpuNumberbyteNo1CPU Number (1-4)

Address Syntax

AreaPrefixDescriptionExample
Data RegisterD16-bit WordD100
Shared RelayEShared BitE100
InputXInput RelayX10
OutputYOutput RelayY10
Internal RelayIInternal BitI100
Link RelayLLink BitL100
File RegisterBFile DataB100
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Ethernet Setup

Ensure the Ethernet module on the FA-M3 rack is configured to accept "Personal Computer Link" connections (often requires enabling specific dip switches or software settings).


Troubleshooting

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Need Help?

For Yokogawa-specific error codes, see Yokogawa Link Error Codes. For general connectivity issues, see Gateway Issues.

Official Resources